201740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1$

素因数の和:158

約数の個数: 48

約数和(自身を含む): 532224

約数和(自身を除く): 330484

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 131, 140, 154, 220, 262, 308, 385, 524, 655, 770, 917, 1310, 1441, 1540, 1834, 2620, 2882, 3668, 4585, 5764, 7205, 9170, 10087, 14410, 18340, 20174, 28820, 40348, 50435, 100870, 201740]

約数ペア:

[(1, 201740), (2, 100870), (4, 50435), (5, 40348), (7, 28820), (10, 20174), (11, 18340), (14, 14410), (20, 10087), (22, 9170), (28, 7205), (35, 5764), (44, 4585), (55, 3668), (70, 2882), (77, 2620), (110, 1834), (131, 1540), (140, 1441), (154, 1310), (220, 917), (262, 770), (308, 655), (385, 524)]